JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<link rel="stylesheet" href="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js"></script>
<script src="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<div class="container">
  <div class="row">
    <div class="col-md-7">
      1 of 2
    </div>
    
    <div class="border-left d-sm-none d-md-block" style="width: 0px;"></div>
    
    <div class="col-md-5" style="margin-left: -1px;">
    <hr class="d-sm-block d-md-none">
      2 of 2
    </div>
  </div>
</div>